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All results from a given calculation for CH3COCH3 (Acetone)

using model chemistry: B3PW91/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/aug-cc-pVTZ
 hartrees
Energy at 0K-193.157549
Energy at 298.15K-193.163401
HF Energy-193.157549
Nuclear repulsion energy119.719418
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at B3PW91/aug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3155 3045 5.18 64.18 0.56 0.72
2 A 3096 2988 0.00 11.34 0.75 0.86
3 A 3041 2935 5.94 322.17 0.00 0.01
4 A 1800 1737 195.82 12.86 0.53 0.69
5 A 1461 1410 30.83 11.58 0.60 0.75
6 A 1455 1405 0.00 8.24 0.75 0.86
7 A 1375 1327 20.13 1.49 0.53 0.70
8 A 1077 1040 0.02 1.77 0.14 0.25
9 A 875 845 0.00 0.19 0.75 0.86
10 A 794 766 1.81 14.93 0.10 0.18
11 A 377 364 1.79 0.58 0.64 0.78
12 A 21 20 0.00 0.19 0.75 0.86
13 B 3154 3044 10.67 51.33 0.75 0.86
14 B 3103 2994 13.51 92.17 0.75 0.86
15 B 3035 2929 0.67 1.99 0.75 0.86
16 B 1479 1428 20.22 0.02 0.75 0.86
17 B 1449 1399 0.46 1.12 0.75 0.86
18 B 1381 1332 70.32 0.04 0.75 0.86
19 B 1237 1193 64.23 4.77 0.75 0.86
20 B 1113 1074 3.21 0.18 0.75 0.86
21 B 884 853 7.13 1.31 0.75 0.86
22 B 534 515 14.24 1.17 0.75 0.86
23 B 489 472 0.35 0.31 0.75 0.86
24 B 130 126 0.04 0.00 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18256.9 cm-1
Scaled (by 0.9651) Zero Point Vibrational Energy (zpe) 17619.7 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at B3PW91/aug-cc-pVTZ
ABC
0.34065 0.28608 0.16493

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/aug-cc-pVTZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.184
O2 0.000 0.000 1.393
C3 0.000 1.283 -0.610
C4 0.000 -1.283 -0.610
H5 0.000 2.140 0.060
H6 -0.000 -2.140 0.060
H7 0.877 1.324 -1.261
H8 -0.877 1.324 -1.261
H9 -0.877 -1.324 -1.261
H10 0.877 -1.324 -1.261

Atom - Atom Distances (Å)
  C1 O2 C3 C4 H5 H6 H7 H8 H9 H10
C11.20871.50941.50942.14332.14332.14742.14752.14742.1475
O21.20872.37902.37902.52092.52093.09313.09303.09313.0930
C31.50942.37902.56681.08743.48801.09291.09292.82682.8271
C41.50942.37902.56683.48801.08742.82682.82711.09291.0929
H52.14332.52091.08743.48804.27941.78321.78323.80953.8096
H62.14332.52093.48801.08744.27943.80953.80961.78321.7832
H72.14743.09311.09292.82681.78323.80951.75393.17592.6482
H82.14753.09301.09292.82711.78323.80961.75392.64823.1768
H92.14743.09312.82681.09293.80951.78323.17592.64821.7539
H102.14753.09302.82711.09293.80961.78322.64823.17681.7539

picture of Acetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 110.195 C1 C3 H7 110.193
C1 C3 H8 110.197 C1 C4 H6 110.195
C1 C4 H9 110.193 C1 C4 H10 110.197
O2 C1 C3 121.758 O2 C1 C4 121.758
C3 C1 C4 116.484 H5 C3 H7 109.737
H5 C3 H8 109.743 H6 C4 H9 109.737
H6 C4 H10 109.743 H7 C3 H8 106.714
H9 C4 H10 106.714
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.592      
2 O -0.674      
3 C -0.618      
4 C -0.618      
5 H 0.193      
6 H 0.193      
7 H 0.233      
8 H 0.233      
9 H 0.233      
10 H 0.233      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -3.064 3.064
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.126 0.000 0.000
y 0.000 -23.523 0.000
z 0.000 0.000 -28.917
Traceless
 xyz
x 2.094 0.000 0.000
y 0.000 2.999 0.000
z 0.000 0.000 -5.093
Polar
3z2-r2-10.185
x2-y2-0.603
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.028 0.000 0.000
y 0.000 6.849 0.000
z 0.000 0.000 6.918


<r2> (average value of r2) Å2
<r2> 81.515
(<r2>)1/2 9.029